28520370

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1447}}^1$

素因数の和:1536

約数の個数: 64

約数和(自身を含む): 77149440

約数和(自身を除く): 48629070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 73, 90, 135, 146, 219, 270, 365, 438, 657, 730, 1095, 1314, 1447, 1971, 2190, 2894, 3285, 3942, 4341, 6570, 7235, 8682, 9855, 13023, 14470, 19710, 21705, 26046, 39069, 43410, 65115, 78138, 105631, 130230, 195345, 211262, 316893, 390690, 528155, 633786, 950679, 1056310, 1584465, 1901358, 2852037, 3168930, 4753395, 5704074, 9506790, 14260185, 28520370]

約数ペア:

[(1, 28520370), (2, 14260185), (3, 9506790), (5, 5704074), (6, 4753395), (9, 3168930), (10, 2852037), (15, 1901358), (18, 1584465), (27, 1056310), (30, 950679), (45, 633786), (54, 528155), (73, 390690), (90, 316893), (135, 211262), (146, 195345), (219, 130230), (270, 105631), (365, 78138), (438, 65115), (657, 43410), (730, 39069), (1095, 26046), (1314, 21705), (1447, 19710), (1971, 14470), (2190, 13023), (2894, 9855), (3285, 8682), (3942, 7235), (4341, 6570)]